Double Helical Stainless Steel Rotary Gear Pump (Series - DRMS)

Apollo mechanical industries is manufacturer of heavy duty foot mounting positive displacement rotary gear pump under the brand name of "DURGA PUMPS" Model -DRMS.

DRMS Pump Having All Stainless Steel In Four Piece Construction With Investment cast. Due To Four Piece Construction It Can Be easy To Clean And Maintain. DRMS Pump having A Double Helical Refined S S 316 Gear Shaft That Are Nitraded To Give Longer Life. Due To Double helical Helical gear It prevent Axial And Side Thrust Which Help To Increase Life And Performance Of Pump.The Teflon Coated Dry Running DU Bush Bearing Supported On Bronze Wearing Plate , placed inside The Pump Casing Alternatively Bronze Wearing Plate Cum Bushes Can Also Be Provided For Thicker Viscous Liquid Application.

The Stuffing Box Is Fitted With "GFO" Pack Sealant With Provision To Fit Mechancial Shaft Seal .

These pumps Provide With Add On Type pressure Relief Valve. To Facilitate The Heating Of The Pump By Steam Or Thermic Fluid Etc The Jecketing Construction Should be Selected.

We are also providing Model:- DRM All the features are Same as DRMS but there are Following Changes.

Model - DRM

All features are same as DRMS but there are the following changes:

  •   Casing : Available in C.I. and WCB Casting.
  •   Shaft : Available in S.S. 316 , EN-9, EN-36 and SAE 8620
  •   Gear : Available in S.S. 316 and EN-24 Nitride

Apollo Mechanical Industries Is Exporter- Supplier Of Stainless Steel Rotary Gear Pump In Molasses, Magma, tar, Bitumen, Soap Stock, Paint, Varnish, Sugar Juice, Vegatable oil, Printing Ink, Paper Pulp, Spent Wash Etc.

Material of Constructions

Part Material For DRMS Material For DRM
Pump Body ICF8M [SS-316] C.I/WCB Casting
Front Cover CF8M [SS-316] C.I/WCB Casting
Back Cover CF8M [SS-316] C.I/WCB Casting
Gland Cover CF8M [SS-316] C.I/WCB Casting
Rotor & Stator Shaft AISI [SS-316]/EN-57 EN-36/SS-316
Gear AISI [SS-316] AISI [SS-316]
Bushes Teflon Coated DU Teflon Coated DU
Wear Plate Non-Ferrous Non-Ferrous
R.V. Housing AISI [SS-316] AISI [SS-316]
R.V. Piston AISI [SS-316] AISI [SS-316]
R.V. Spring Spring Steel Spring Steel
R.V. AD. Screw EN-8 EN-8
Key SS-304 SS-304
Sealing "GFO" Peck/Mech. Seal "GFO" Peck/Mech. Seal

Technical Specification

Model DRMS/DRM Suction & Delivery Size Capacity at 1440 RPM
LPM US GPM M/hr
050-S 1/2" x 1/2" 13.00 3.30 0.75
050-M 1/2" x 1/2" 16.60 4.40 1.00
100-S 1" x 1" 30.00 7.92 1.80
100-M 1" x 1" 37.50 9.90 2.25
150-S 1" x 1" 60.00 15.80 3.60
150-M 1" x 1" 75.00 19.80 4.50
200-S 2" x 2" 100.00 26.40 6.00
200-M 2" x 2" 125.00 33.00 7.50
250-S 2 " x 2 " 150.00 40.00 9.00
250-M 2 " x 2 " 200.00 52.90 12.00
300-S 3" x 3" 250.00 66.00 15.00
300-M 3" x 3" 333.00 88.00 20.00
400-S 4" x 4" 415.00 111.00 25.00
400-M 4" x 4" 500.00 132.90 30.00
500-S 5" x 5" 600.00 158.00 36.00
500-M 5" x 5" 750.00 197.50 45.00
600-S 6" x 6" 1000.00 263.00 60.00
600-M 6" x 6" 1335.00 351.00 80.00

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